561339007 has 2 divisors, whose sum is σ = 561339008. Its totient is φ = 561339006.

The previous prime is 561338977. The next prime is 561339029. The reversal of 561339007 is 700933165.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 561339007 - 2⁷ = 561338879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (561339307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280669503 + 280669504.

It is an arithmetic number, because the mean of its divisors is an integer number (280669504).

Almost surely, 2^561339007 is an apocalyptic number.

561339007 is a deficient number, since it is larger than the sum of its proper divisors (1).

561339007 is an equidigital number, since it uses as much as digits as its factorization.

561339007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17010, while the sum is 34.

The square root of 561339007 is about 23692.5939272170. The cubic root of 561339007 is about 824.9134929803.

The spelling of 561339007 in words is "five hundred sixty-one million, three hundred thirty-nine thousand, seven".